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| Mirrors > Home > ILE Home > Th. List > rngsubdi | GIF version | ||
| Description: Ring multiplication distributes over subtraction. (subdi 8607 analog.) (Contributed by Jeff Madsen, 19-Jun-2010.) (Revised by Mario Carneiro, 2-Jul-2014.) Generalization of ringsubdi 14131. (Revised by AV, 23-Feb-2025.) |
| Ref | Expression |
|---|---|
| rngsubdi.b | ⊢ 𝐵 = (Base‘𝑅) |
| rngsubdi.t | ⊢ · = (.r‘𝑅) |
| rngsubdi.m | ⊢ − = (-g‘𝑅) |
| rngsubdi.r | ⊢ (𝜑 → 𝑅 ∈ Rng) |
| rngsubdi.x | ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
| rngsubdi.y | ⊢ (𝜑 → 𝑌 ∈ 𝐵) |
| rngsubdi.z | ⊢ (𝜑 → 𝑍 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| rngsubdi | ⊢ (𝜑 → (𝑋 · (𝑌 − 𝑍)) = ((𝑋 · 𝑌) − (𝑋 · 𝑍))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rngsubdi.r | . . . 4 ⊢ (𝜑 → 𝑅 ∈ Rng) | |
| 2 | rngsubdi.x | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
| 3 | rngsubdi.y | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝐵) | |
| 4 | rngsubdi.b | . . . . 5 ⊢ 𝐵 = (Base‘𝑅) | |
| 5 | eqid 2231 | . . . . 5 ⊢ (invg‘𝑅) = (invg‘𝑅) | |
| 6 | rnggrp 14013 | . . . . . 6 ⊢ (𝑅 ∈ Rng → 𝑅 ∈ Grp) | |
| 7 | 1, 6 | syl 14 | . . . . 5 ⊢ (𝜑 → 𝑅 ∈ Grp) |
| 8 | rngsubdi.z | . . . . 5 ⊢ (𝜑 → 𝑍 ∈ 𝐵) | |
| 9 | 4, 5, 7, 8 | grpinvcld 13693 | . . . 4 ⊢ (𝜑 → ((invg‘𝑅)‘𝑍) ∈ 𝐵) |
| 10 | eqid 2231 | . . . . 5 ⊢ (+g‘𝑅) = (+g‘𝑅) | |
| 11 | rngsubdi.t | . . . . 5 ⊢ · = (.r‘𝑅) | |
| 12 | 4, 10, 11 | rngdi 14015 | . . . 4 ⊢ ((𝑅 ∈ Rng ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ ((invg‘𝑅)‘𝑍) ∈ 𝐵)) → (𝑋 · (𝑌(+g‘𝑅)((invg‘𝑅)‘𝑍))) = ((𝑋 · 𝑌)(+g‘𝑅)(𝑋 · ((invg‘𝑅)‘𝑍)))) |
| 13 | 1, 2, 3, 9, 12 | syl13anc 1276 | . . 3 ⊢ (𝜑 → (𝑋 · (𝑌(+g‘𝑅)((invg‘𝑅)‘𝑍))) = ((𝑋 · 𝑌)(+g‘𝑅)(𝑋 · ((invg‘𝑅)‘𝑍)))) |
| 14 | 4, 11, 5, 1, 2, 8 | rngmneg2 14023 | . . . 4 ⊢ (𝜑 → (𝑋 · ((invg‘𝑅)‘𝑍)) = ((invg‘𝑅)‘(𝑋 · 𝑍))) |
| 15 | 14 | oveq2d 6044 | . . 3 ⊢ (𝜑 → ((𝑋 · 𝑌)(+g‘𝑅)(𝑋 · ((invg‘𝑅)‘𝑍))) = ((𝑋 · 𝑌)(+g‘𝑅)((invg‘𝑅)‘(𝑋 · 𝑍)))) |
| 16 | 13, 15 | eqtrd 2264 | . 2 ⊢ (𝜑 → (𝑋 · (𝑌(+g‘𝑅)((invg‘𝑅)‘𝑍))) = ((𝑋 · 𝑌)(+g‘𝑅)((invg‘𝑅)‘(𝑋 · 𝑍)))) |
| 17 | rngsubdi.m | . . . . 5 ⊢ − = (-g‘𝑅) | |
| 18 | 4, 10, 5, 17 | grpsubval 13690 | . . . 4 ⊢ ((𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵) → (𝑌 − 𝑍) = (𝑌(+g‘𝑅)((invg‘𝑅)‘𝑍))) |
| 19 | 3, 8, 18 | syl2anc 411 | . . 3 ⊢ (𝜑 → (𝑌 − 𝑍) = (𝑌(+g‘𝑅)((invg‘𝑅)‘𝑍))) |
| 20 | 19 | oveq2d 6044 | . 2 ⊢ (𝜑 → (𝑋 · (𝑌 − 𝑍)) = (𝑋 · (𝑌(+g‘𝑅)((invg‘𝑅)‘𝑍)))) |
| 21 | 4, 11 | rngcl 14019 | . . . 4 ⊢ ((𝑅 ∈ Rng ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 · 𝑌) ∈ 𝐵) |
| 22 | 1, 2, 3, 21 | syl3anc 1274 | . . 3 ⊢ (𝜑 → (𝑋 · 𝑌) ∈ 𝐵) |
| 23 | 4, 11 | rngcl 14019 | . . . 4 ⊢ ((𝑅 ∈ Rng ∧ 𝑋 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵) → (𝑋 · 𝑍) ∈ 𝐵) |
| 24 | 1, 2, 8, 23 | syl3anc 1274 | . . 3 ⊢ (𝜑 → (𝑋 · 𝑍) ∈ 𝐵) |
| 25 | 4, 10, 5, 17 | grpsubval 13690 | . . 3 ⊢ (((𝑋 · 𝑌) ∈ 𝐵 ∧ (𝑋 · 𝑍) ∈ 𝐵) → ((𝑋 · 𝑌) − (𝑋 · 𝑍)) = ((𝑋 · 𝑌)(+g‘𝑅)((invg‘𝑅)‘(𝑋 · 𝑍)))) |
| 26 | 22, 24, 25 | syl2anc 411 | . 2 ⊢ (𝜑 → ((𝑋 · 𝑌) − (𝑋 · 𝑍)) = ((𝑋 · 𝑌)(+g‘𝑅)((invg‘𝑅)‘(𝑋 · 𝑍)))) |
| 27 | 16, 20, 26 | 3eqtr4d 2274 | 1 ⊢ (𝜑 → (𝑋 · (𝑌 − 𝑍)) = ((𝑋 · 𝑌) − (𝑋 · 𝑍))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1398 ∈ wcel 2202 ‘cfv 5333 (class class class)co 6028 Basecbs 13143 +gcplusg 13221 .rcmulr 13222 Grpcgrp 13644 invgcminusg 13645 -gcsg 13646 Rngcrng 14007 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2204 ax-14 2205 ax-ext 2213 ax-coll 4209 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 ax-cnex 8166 ax-resscn 8167 ax-1cn 8168 ax-1re 8169 ax-icn 8170 ax-addcl 8171 ax-addrcl 8172 ax-mulcl 8173 ax-addcom 8175 ax-addass 8177 ax-i2m1 8180 ax-0lt1 8181 ax-0id 8183 ax-rnegex 8184 ax-pre-ltirr 8187 ax-pre-ltadd 8191 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-nel 2499 df-ral 2516 df-rex 2517 df-reu 2518 df-rmo 2519 df-rab 2520 df-v 2805 df-sbc 3033 df-csb 3129 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-nul 3497 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-int 3934 df-iun 3977 df-br 4094 df-opab 4156 df-mpt 4157 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-res 4743 df-ima 4744 df-iota 5293 df-fun 5335 df-fn 5336 df-f 5337 df-f1 5338 df-fo 5339 df-f1o 5340 df-fv 5341 df-riota 5981 df-ov 6031 df-oprab 6032 df-mpo 6033 df-1st 6312 df-2nd 6313 df-pnf 8259 df-mnf 8260 df-ltxr 8262 df-inn 9187 df-2 9245 df-3 9246 df-ndx 13146 df-slot 13147 df-base 13149 df-sets 13150 df-plusg 13234 df-mulr 13235 df-0g 13402 df-mgm 13500 df-sgrp 13546 df-mnd 13561 df-grp 13647 df-minusg 13648 df-sbg 13649 df-abl 13935 df-mgp 13996 df-rng 14008 |
| This theorem is referenced by: 2idlcpblrng 14599 |
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